yeah the bilstiens are better in that you can adjust the compression rate on the car, the KW's you have to take them out to do it. However the bistiens cost more....
Well the exhaust u can find on the miltec UK site for full technical specs
It's about 3 grand and it's actually a little quieter, if you can believe that... a small amount of noticeable gain but my chip should be in this week or next, they should go well together. Will post some photos once i work out how to upload it... this is where someone jumps in and says :this is how you do it noob"...:rocks: